Senior Signal Processing & Data Validation Specialist

Sii; Poland; Remote; PLN 120,000 - 180,000; Full time

Job summary

Sii Poland seeks a Signal Processing & Data Analysis Specialist to join the Data Science team. You will provide technical guidance to migration, engineering and clinical teams, ensuring a shared understanding of algorithm behavior and outputs.

You will analyze datasets for deviations, document validation logic, and contribute to validation frameworks with test cases and tolerance thresholds. You’ll develop CSV-based comparison workflows and help ensure data integrity across environments.

Qualifications

• PhD in a quantitative field and strong background in signal processing and validation.
• Experience describing algorithm behavior and documentation for validation.
• English proficiency and ability to communicate complex concepts.

Responsibilities

• Providing technical guidance on signal processing to migration, engineering, and clinical teams.
• Analyzing datasets to identify deviations, edge cases, and anomalies.
• Deconstructing algorithms and producing clear documentation for validation.
• Designing validation frameworks with tolerance thresholds and acceptance criteria.
• Developing CSV-based comparison workflows to verify output consistency.

Skills

Algorithm validation

Signal processing

Time-series analysis

Communication to stakeholders

Education

PhD in Electrical Engineering / Applied Mathematics / Physics / Data Science

Tools

SciPy

NumPy

pandas

Job description

Sii Poland seeks a Signal Processing & Data Analysis Specialist to join the Data Science team. You will provide technical guidance to migration, engineering and clinical teams, ensuring a shared understanding of algorithm behavior and outputs.

You will analyze datasets for deviations, document validation logic, and contribute to validation frameworks with test cases and tolerance thresholds. You’ll develop CSV-based comparison workflows and help ensure data integrity across environments.